1. A submarine is at a depth of 500 m under the water. The force ona circular ha

Question

1. A submarine is at a depth of 500 m under the water. The force ona circular hatch of 1.00 m in diameter due to the seawater (density= 1,025 kg/m3) pressure from outside the submarineis:

2. A 100 kg mass has a density of 2000 kg/m3. If thevolume is decreased by 2% due to compression, then the densityis:

3. What is the density of a mixture of 85% air (density air 1.20kg/m3) and 15% water vapor (density of water vapor 0.600kg/m3)?

4. A mercury manometer measures a pressure of 200 mmHg. What isthis pressure in atm?

Explanation / Answer

200

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